What Is The Asteroid Terrestrial-impact Last Alert System? Earth Defenses On Alert As 3i Atlas Comet Might 'Hit' Earth

Dive into NASA's ATLAS system as interstellar 3I/ATLAS nears Sun on 29 Oct 2025—no Earth hit, but astrometry campaign probes ...

Comet From Another Solar System Approaching Sun—What We Know

The interstellar object 3I/ATLAS has gathered significant scientific attention, and soon it will reach its closest point to ...

3I/Atlas tracker: When will the comet be closest to Earth? How big is it? Date and time here

The interstellar comet 3I/ATLAS (C/2025 N1) is hurtling through the solar system and will be at its closest point to Earth ...

Is the comet visible tonight? Best time, where to see Comet Lemmon, Comet SWAN

Comets Lemmon and SWAN are nearing Earth in a rare double cosmic treat. Where and what time can you see them? What to know.

Comet 3I/ATLAS's bizarre behaviour sparks global alarm: Is the mysterious Manhattan-sized interstellar object a ‘Black Swan' event? What we know

A captivating interstellar wanderer, known as 3I/ATLAS, has become the focal point of global astronomical interest.
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Comet Lemmon is still a worthy target

"Comets are like cats. They both have tails and do what they want," said comet discoverer David Levy many times. Well, Comet ...